What are the antonyms for Convincingnesses?

• n.

  • cogency
  • disability
  ,
  • impotence
  ,
  • incompetence
  ,
  • ineffectiveness
  ,
  • invalidity
  ,
  • lethargy
  ,
  • weakness
  .

One antonym for the term "focus groups" is "individual interviews." While focus groups involve a group of people discussing a particular topic, individual interviews involve a one-...